55802440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{17659}}^1$

素因数の和:17749

約数の個数: 32

約数和(自身を含む): 127152000

約数和(自身を除く): 71349560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 17659, 35318, 70636, 88295, 141272, 176590, 353180, 706360, 1395061, 2790122, 5580244, 6975305, 11160488, 13950610, 27901220, 55802440]

約数ペア:

[(1, 55802440), (2, 27901220), (4, 13950610), (5, 11160488), (8, 6975305), (10, 5580244), (20, 2790122), (40, 1395061), (79, 706360), (158, 353180), (316, 176590), (395, 141272), (632, 88295), (790, 70636), (1580, 35318), (3160, 17659)]